export default {
	"title": '计算机网络技术_在线2',
	"testId": '51550',
	"praxiseList": [
		{
			"id": 62661,
			"title": "端口处于哪种STP状态下会记录MAC地址而不转发用户数据？",
			"options": "[\"阻塞\",\"学习\",\"侦听\",\"禁用\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62662,
			"title": "当开发PVST+时，修改了网桥ID是为了加入什么信息",
			"options": "[\"网桥的优先级\",\"MAC地址\",\"协议\",\"VLAN ID\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62663,
			"title": "网络管理员可采取什么措施来影响STP交换机根桥选举？",
			"options": "[\"将交换机的所有端口都配置为静态根端口\",\"将交换机的BPDU的值更改为比网络中的其他交换机的BPDU值低\",\"为交换机分配比网络中其他交换机的IP地址小的IP地址\",\"将交换机的优先级的值设置为比网络中的其他交换机的优先值低的值\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62664,
			"title": "生成树拓扑收敛过程的第一步是什么？",
			"options": "[\"选举根桥\",\"阻塞非指定端口\",\"选择指定中继端口\",\"确定每个网络的指定端口\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62665,
			"title": "下列属于路由表的产生方式的是",
			"options": "[\"通过手工配置添加路由\",\"通过运行动态路由协议自动学习产生\",\"路由器的直连网段自动生成\",\"以上都是\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62666,
			"title": "思科设备中静态路由协议和RIP路由协议的的默认管理距离分别是",
			"options": "[\"1,140\",\"1,120\",\"2,140\",\"2,120\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62667,
			"title": "以下不会在路由表里出现的是",
			"options": "[\"下一跳地址\",\"网络地址\",\"MAC地址\",\"度量值\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62668,
			"title": "以下不属于动态路由协议的是",
			"options": "[\"RIP\",\"ICMP\",\"IS-IS\",\"OSPF\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62669,
			"title": "\"在路由器设置了以下三条路由： 1)ip route 0.0.0.0 0.0.0.0 192.168.10.1 2)ip route 10.10.10.0 255.255.255.0 192.168.11.1 3)ip route 10.10.0.0 255.255.0.0 192.168.12.1. 请问当这台路由器收到源地址为10.10.10.1数据包时，它应被转发给哪个下一跳地址？\"",
			"options": "[\"192.168.10.1\",\"192.168.11.1\",\"192.168.12.1\",\"路由设置错误，无法判断\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62670,
			"title": "如果一个内部网络对外的出口只有一个，那么最好配置",
			"options": "[\"默认路由\",\"主机路由\",\"动态路由\",\"以上都不对\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62671,
			"title": "在路由器里正确添加静态路由的命令是",
			"options": "[\"Red-giant(config)#ip route 192.168.5.0 serial 0\",\"Red-giant#ip route 192.168.1.1 255.255.255.0 10.0.0.1\",\"Red-giant(config)#route add 172.16.5.1 255.255.255.0 192.168.1.1\",\"Red-giant(config)#route add 0.0.0.0 255.255.255.0 192.168.1.0\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62672,
			"title": "如果将一个新的办公子网加入到原来的网络中，那么需要手工配置IP路由表，请问需要输入哪个命令？",
			"options": "[\"Ip route\",\"Route ip\",\"Sh ip route\",\"Sh route\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62673,
			"title": "RIP协议默认情况下属于：",
			"options": "[\"RIPV1\",\"RIPV2\",\"不完全属于RIPV1\",\"RIPV3\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62674,
			"title": "RIP路由协议更新的是自己的( )",
			"options": "[\"路由表\",\"LSA\",\"LSDB\",\"HELLO包\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62675,
			"title": "RIPv2协议不是一个新的协议，它只是在RIPv1协议的基础上增加了一些扩展特性,不包括( )",
			"options": "[\"每个路由条目都携带自己的子网掩码信息\",\"路由选择更新具有认证功能\",\"支持有类路由协议\",\"每个路由条目都携带下一跳地址\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62676,
			"title": "RIPv2中使用的组播地址有",
			"options": "[\"224.0.0.5、224.0.0.6\",\"224.0.0.9\",\"224.0.0.10\",\"224.0.0.6、224.0.0.10\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62677,
			"title": "关闭Rip路由汇总的命令是？",
			"options": "[\"no auto-summary\",\"auto-summary\",\"no ip router\",\"ip router\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62678,
			"title": "如何配置Rip版本2？",
			"options": "[\"ip rip send v1\",\"ip rip send v2\",\"ip rip send version 2\",\"version 2\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62679,
			"title": "一个用来唯一的标志一台路由器的32位无符号地址是( )",
			"options": "[\"Router ID\",\"Loopback\",\"进程号\",\"区域ID\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62680,
			"title": "OSPF 使用( )来计算到目的网络的开销。",
			"options": "[\"带宽\",\"带宽和跳数\",\"带宽和可靠性\",\"带宽、负载和可靠性\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62681,
			"title": "默认子网掩码是255.255.255.0的是",
			"options": "[\"10.16.26.100\",\"172.16.20.10\",\"192.168.1.1\",\"172.31.1.3\"]",
			"answer": "[3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62682,
			"title": "默认子网掩码是255.255.0.0的是",
			"options": "[\"10.16.26.100\",\"172.16.20.10\",\"192.168.1.1\",\"172.31.1.2\"]",
			"answer": "[2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62683,
			"title": "随着电信和信息技术的发展，国际上出现了所谓“三网融合”的趋势，三网是（ ）、（ ）、（ ）。",
			"options": "[\"传统电信网\",\"卫星通信网\",\"有线电视网\",\"计算机网（主要指互联网）\",\"无线广播网\"]",
			"answer": "[1,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62684,
			"title": "计算机网络的安全目标要求网络保证其信息系统资源的完整性、准确性和有限的传播范围，还必须保障网络信息的（ ）、（ ），以及网络服务的保密性。",
			"options": "[\"保密性\",\"可选择性\",\"可用性\",\"审查性\"]",
			"answer": "[2,3]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62685,
			"title": "计算机网络完成的基本功能是（ ）和（ ）。",
			"options": "[\"数据处理\",\"数据传输\",\"报文发送\",\"报å­å¨\"]",
			"answer": "[1,2]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62686,
			"title": "è¦ç»å»ºä¸ä¸ªå¿«éä»¥å¤ªç½ï¼éè¦çåºæ¬ç¡¬ä»¶è®¾å¤ä¸ææåæ¬",
			"options": "[\"100BASE-Täº¤æ¢æº\",\"100BASE-Tç½å¡\",\"è·¯ç±å¨\",\"åç»çº¿æåç¼\"]",
			"answer": "[1,2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62687,
			"title": "ç½ç»ç»ä»¶å¯åä¸º",
			"options": "[\"ä¸»æº\",\"å±äº«çå¤é¨è®¾å¤\",\"ç½ç»è®¾å¤\",\"ä¼ è¾ä»è´¨\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62688,
			"title": "ç½ç»çéç½®ä¸»è¦æ¯å®è£åéç½®äº()",
			"options": "[\"ç¨æ·\",\"IPå°å\",\"ç½å¡\",\"åè®®\"]",
			"answer": "[1,3]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62689,
			"title": "ç½ç»æéä¿¡æ¹å¼åç±»ï¼å¯åä¸ºï¼ ï¼åï¼ ï¼ã",
			"options": "[\"ç¹å¯¹ç¹ä¼ è¾ç½ç»\",\"å¹¿æ­å¼ä¼ è¾ç½ç»\",\"æ°æ®ä¼ è¾ç½ç»\",\"å¯¹ç­å¼ç½ç»\"]",
			"answer": "[1,2]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62690,
			"title": "ç½ç»ä¿¡æ¯äº¤æ¢æ¹å¼å¯åä¸ºï¼ï¼ã",
			"options": "[\"åæ­\",\"å¹¿æ­\",\"ç»æ­\",\"å¤æ­\"]",
			"answer": "[1,2,3]",
			"type": "muti",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 62691,
			"title": "ç½ç»åè®®ä¸ºè¿è¡è®¡ç®æºç½ç»ä¸­çæ°æ®äº¤æ¢èå»ºç«çè§åãæ åæçº¦å®çéåã",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62692,
			"title": "çº¢å¤éä¿¡åæ¿åéä¿¡æå¾å¼ºçæ¹åæ§é½æ¯æ²¿æ²çº¿ä¼ æ­çã",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62693,
			"title": "çµè·¯æé¤ï¼æ°æ®ä¼ è¾ç»æåï¼ç±æä¸æ¹ï¼AæCï¼ååºæé¤è¯·æ±ï¼ç¶åéèæé¤å°å¯¹æ¹èç¹",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62694,
			"title": "çµè·¯æé¤ï¼å¨ä¼ è¾ä»»ä½æ°æ®ä¹åï¼è¦åç»è¿å¼å«è¿ç¨å»ºç«ä¸æ¡ç«¯å°ç«¯ççµè·¯ã",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62695,
			"title": "çµè·¯å»ºç«ï¼çµè·¯ABCå»ºç«ä»¥åï¼æ°æ®å°±å¯ä»¥ä»Aåéå°Bï¼åç±Bäº¤æ¢å°Cï¼Cä¹å¯ä»¥ç»BåAåéæ°æ®ãå¨æ´ä¸ªæ°æ®ä¼ è¾è¿ç¨ä¸­ï¼æå»ºç«ççµè·¯å¿é¡»å§ç»ä¿æè¿æ¥ç¶æã",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62696,
			"title": "çµè·¯äº¤æ¢ï¼æ¥æä»æºç¹ä¼ éå°ç®çå°éç¨å­å¨è½¬åçæ¹å¼ï¼æ¥æéè¦æéãå æ­¤æ¥æäº¤æ¢ä¸éåäºäº¤äºå¼éä¿¡ï¼ä¸è½æ»¡è¶³å®æ¶éä¿¡çè¦æ±ã",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "æ ",
			"regtime": "2021-02-25 14:09:00",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 62697,
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